Transaction not yet indexed

21Y2yQkdBS377mnTJMRS7oKGgvNQQNrwMx7ZMU86ckYH5NN5xqXrjwM5M15CiTzEbA3mKnDEkqy2QbX5vNYTayFR

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.